Draw a figure that is less than 1/6?

This sounds tricky but is actually fairly simple. Simply draw a large circle, divide that circle into sixth pieces by making lines across it, then eliminate (erase) all of the area except for half of one of the segments.

Find the perimeter of the figure shown above with a side length 5 units.(each figure is a square).a.10 unitsc.30 unitsb.20 unitsd.40 units select the best answer from the choices providedabcdmark this and return